linux-kernel - Re: [PATCH 1/4] tools lib traceevent: Add install

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Message-ID: <20160802021908.GA25068@danjae.aot.lge.com>
Date:	Tue, 2 Aug 2016 11:19:08 +0900
From:	Namhyung Kim <namhyung@...nel.org>
To:	Jiri Olsa <jolsa@...nel.org>
Cc:	Arnaldo Carvalho de Melo <acme@...nel.org>,
	Steven Rostedt <rostedt@...dmis.org>,
	lkml <linux-kernel@...r.kernel.org>,
	David Ahern <dsahern@...il.com>,
	Ingo Molnar <mingo@...nel.org>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>
Subject: Re: [PATCH 1/4] tools lib traceevent: Add install_headers target

Hi Jiri,

On Mon, Aug 01, 2016 at 07:41:29PM +0200, Jiri Olsa wrote:
> Adding install_headers target to install all headers
> under 'include/traceevent' path, like:
> 
>   $ make DESTDIR=/tmp/krava prefix=/usr install_headers
>   $ find /tmp/krava/ -type f
>   /tmp/krava/usr/include/traceevent/kbuffer.h
>   /tmp/krava/usr/include/traceevent/event-utils.h
>   /tmp/krava/usr/include/traceevent/event-parse.h
> 
> Cc: Steven Rostedt <rostedt@...dmis.org>
> Link: http://lkml.kernel.org/n/tip-if70lj3zhdc3csdqm5webjvc@git.kernel.org
> Signed-off-by: Jiri Olsa <jolsa@...nel.org>
> ---
>  tools/lib/traceevent/Makefile | 8 +++++++-
>  1 file changed, 7 insertions(+), 1 deletion(-)
> 
> diff --git a/tools/lib/traceevent/Makefile b/tools/lib/traceevent/Makefile
> index 7851df1490e0..8e44bea646ee 100644
> --- a/tools/lib/traceevent/Makefile
> +++ b/tools/lib/traceevent/Makefile
> @@ -240,7 +240,7 @@ define do_install
>  	if [ ! -d '$(DESTDIR_SQ)$2' ]; then		\
>  		$(INSTALL) -d -m 755 '$(DESTDIR_SQ)$2';	\
>  	fi;						\
> -	$(INSTALL) $1 '$(DESTDIR_SQ)$2'
> +	$(INSTALL) $(if $3,-m $3,) $1 '$(DESTDIR_SQ)$2'
>  endef
>  
>  define do_install_plugins
> @@ -264,6 +264,12 @@ install_plugins: $(PLUGINS)
>  	$(call QUIET_INSTALL, trace_plugins) \
>  		$(call do_install_plugins, $(PLUGINS))
>  
> +install_headers:
> +	$(call QUIET_INSTALL, headers) \
> +		$(call do_install,event-parse.h,$(prefix)/include/traceevent,644); \
> +		$(call do_install,event-utils.h,$(prefix)/include/traceevent,644); \
> +		$(call do_install,kbuffer.h,$(prefix)/include/traceevent,644)

For possible future changes, what about making it to use the wildcard
somehow?  Or else, we could define HEADER_FILES variable..

Thanks,
Namhyung


> +
>  install: install_lib
>  
>  clean:
> -- 
> 2.4.11
>